diff options
Diffstat (limited to 'Board/CPU/PlatformCpuLib.c')
| -rw-r--r-- | Board/CPU/PlatformCpuLib.c | 1046 |
1 files changed, 1046 insertions, 0 deletions
diff --git a/Board/CPU/PlatformCpuLib.c b/Board/CPU/PlatformCpuLib.c new file mode 100644 index 0000000..66df0d5 --- /dev/null +++ b/Board/CPU/PlatformCpuLib.c @@ -0,0 +1,1046 @@ +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1987-2013, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* + +//************************************************************************* +// $Header: /Alaska/SOURCE/Modules/SharkBayRefCodes/Haswell/AMI Cpu PKG/CPU Board/PlatformCpuLib.c 7 4/10/15 2:37a Crystallee $ +// +// $Revision: 7 $ +// +// $Date: 4/10/15 2:37a $ +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/SharkBayRefCodes/Haswell/AMI Cpu PKG/CPU Board/PlatformCpuLib.c $ +// +// 7 4/10/15 2:37a Crystallee +// +// 6 7/23/13 7:41a Crystallee +// [TAG] EIP128089 +// [Category] Improvement +// [Description] TXT will be disabled and grayed out in Setup when TPM +// Support is disabled. +// +// 5 2/22/13 2:00a Crystallee +// [TAG] EIP112238 +// [Category] Improvement +// [Description] Refer Intel BIOS and provide setup items for Intel +// Haswell RC policy. +// +// 4 11/23/12 4:14a Davidhsieh +// [TAG] EIPNone +// [Category] Bug Fix +// [Severity] Minor +// [Symptom] Ctdp setup item is not displayed in setup menu +// [RootCause] The cTDPAvailable value is not initialzied +// [Solution] Initial cTDPAvailable value +// +// 3 10/17/12 2:23a Davidhsieh +// [TAG] None +// [Category] Improvement +// [Description] Setup items CTDP BIOS, C8, C9 and C10 created +// +// 2 3/16/12 3:35a Davidhsieh +// Setup items create for CPU RC policy +// +// 1 2/07/12 3:57a Davidhsieh +// +//********************************************************************** + +//<AMI_FHDR_START> +//--------------------------------------------------------------------------- +// Name: PlatformCpuLib.c +// +// Description: Platform CPU Lib C source file +// +//--------------------------------------------------------------------------- +//<AMI_FHDR_END> + +#include <efi.h> +#include <Pei.h> +#include <Dxe.h> +#include <AmiLib.h> +#include <Setup.h> +#include <Ppi\ReadOnlyVariable.h> +#include <AmiCspLib.h> +#include "PlatformCpuLib.h" +#include "Cpu.h" + +static EFI_GUID gAmiSetupGuid = SETUP_GUID; +static EFI_GUID gEfiPeiReadOnlyVariablePpiGuid = EFI_PEI_READ_ONLY_VARIABLE_PPI_GUID; + +typedef struct { + SETUP_DATA *SetupData; +} PRIVATE_CPU_SETUP_LIB; + +//------------------------------------------------------------------------------- + +SETUP_CPU_FEATURES gSetupCpuFeatures; + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformTpmDevicePresent +// +// Description: Set if Tpm device is present. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformTpmDevicePresent( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.TpmDeviceAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuCtdpSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuCtdpSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.cTDPAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuLimitCpuidSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuLimitCpuidSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.LimitCpuidAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuHtSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuHtSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.HTAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuMultiCoreSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuMultiCoreSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.MultiCoreAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuMultiSocketSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuMultiSocketSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.MultiSocketAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuMultiSocketPopulated +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Populated +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuMultiSocketPopulated( + IN VOID *Handle, + IN BOOLEAN Populated +) +{ + gSetupCpuFeatures.MultiSocketPopulated = Populated; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuXdSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuXdSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.XDBitAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuSmxSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuSmxSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.SmxAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuVtSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuVtSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.VTAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuLocalx2ApicSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuLocalx2ApicSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.LocalX2ApicAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuSocketSetPopulated +// +// Description: Set sockets populated. +// +// Input: +// IN VOID *Handle - Setup Handle +// IN UINT32 Socket - Socket (0-based) +// IN BOOLEAN Populated - TRUE if populated. Default: Not populated. +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuSocketSetPopulated( + IN VOID *Handle, + IN UINT32 Socket, + IN BOOLEAN Populated +) +{ + switch(Socket) { + case 0: gSetupCpuFeatures.Skt0Pop = TRUE; break; + case 1: gSetupCpuFeatures.Skt1Pop = TRUE; break; + case 2: gSetupCpuFeatures.Skt2Pop = TRUE; break; + case 3: gSetupCpuFeatures.Skt3Pop = TRUE; break; + } +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuXeCoreRatioLimitSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuXeCoreRatioLimitSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.XECoreRatioLimitAvailable = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuCurrentLimitSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuCurrentLimitSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.CurrentLimitAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuPwrLimitConfigSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuPwrLimitConfigSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.PwrLimitAvailable = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuEistSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuEistSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.EistAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuTurboModeSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuTurboModeSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.TurboModeAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuPkgCStateDemotionSupport +// +// Description: Set if supported by platform. +// Available only in 4th Generation Intelr CoreT +// processors with signature greater than 000306C1h. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuPkgCStateDemotionSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.PkgCStateDemotionAvailable = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuC3Support +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuC3Support( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.C3Available = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuC6Support +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuC6Support( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.C6Available = Supported; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuC7Support +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuC7Support( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.C7Available = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuC8Support +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuC8Support( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.C8Available = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuC9Support +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuC9Support( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.C9Available = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuC10Support +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuC10Support( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.C10Available = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuAesSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuAesSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.AesAvailable = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuCurrentLimitSupport +// +// Description: Set if supported by platform. +// +// Input: +// IN VOID *Handle +// IN BOOLEAN Supported +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuTccActiveOffsetSupport( + IN VOID *Handle, + IN BOOLEAN Supported +) +{ + gSetupCpuFeatures.TccActivationAvailable = Supported; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PlatformCpuMismatch +// +// Description: Report is populated CPU combination is not supported. +// +// Input: +// IN VOID *Handle - Setup Handle +// IN BOOLEAN Mismatch - TRUE if CPU combination not supported. Default: Not populated. +// +// Output: VOID +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +VOID PlatformCpuMismatch( + IN VOID *Handle, + IN BOOLEAN Mismatch +) +{ + gSetupCpuFeatures.CpuMismatch = Mismatch; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: DxePlatformCpuSaveSupportedData +// +// Description: This functions saves the CPU supported data. +// +// Input: +// IN EFI_RUNTIME_SERVICES *Rs +// +// Output: EFI_STATUS +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +EFI_STATUS DxePlatformCpuSaveSupportedData( + IN EFI_RUNTIME_SERVICES *Rs +) +{ + return Rs->SetVariable( + L"SetupCpuFeatures", + &gAmiSetupGuid, + EFI_VARIABLE_BOOTSERVICE_ACCESS, + sizeof(SETUP_CPU_FEATURES), + &gSetupCpuFeatures + ); +} + +//<AMI_PHDR_START> +//--------------------------------------------------------------------------- +// Procedure: GetPlatformCpuGroup +// +// Description: Get the CPU group for the platform policy. +// +// Input: +// IN VOID *Handle +// +// Output: +// UINT32 Cpu Group +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT32 GetPlatformCpuGroup(IN VOID *Handle) { + UINT32 NumCores = NumSupportedCpuCores(); + + switch (NumCores) { + case 8: return 1; + case 4: return 2; + case 2: return 5; + default: return 2; + } +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPlatformNumCores +// +// Description: Get the maximum number of cores supported by processor. +// +// Input: +// IN VOID *Handle +// IN UINT32 Package - Package number. If question applies to all packages, use 0. +// +// Output: +// UINT8 - Number of cores +// Output may be CPU specific, since this is handled by CPU specific model. +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT8 GetPlatformNumCores(IN VOID *Handle, UINT32 Package) +{ + SETUP_DATA *SetupData; + if (Handle == NULL) return 0xff; //No setup + + SetupData = ((PRIVATE_CPU_SETUP_LIB*)Handle)->SetupData; + return SetupData->ActiveCoreCount; +} + + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPlatformCpuLimitCpuidEnable +// +// Description: Get the platform policy of limiting Cpuid. +// +// Input: +// IN VOID *Handle +// +// Output: +// BOOLEAN -- True Limit CPU ID. +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +BOOLEAN GetPlatformCpuLimitCpuidEnable(IN VOID *Handle) +{ + SETUP_DATA *SetupData; + if (Handle == NULL) return FALSE; //No setup + + SetupData = ((PRIVATE_CPU_SETUP_LIB*)Handle)->SetupData; + return (BOOLEAN) SetupData->LimitCpuid; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPlatformCpux2ApicEnable +// +// Description: Get the platform policy of enable x2Apic. +// +// Input: +// IN VOID *Handle +// +// Output: +// BOOLEAN -- True Enable x2Apic +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +BOOLEAN GetPlatformCpux2ApicEnable(IN VOID *Handle) +{ + SETUP_DATA *SetupData; + if (Handle == NULL) return FALSE; //No setup + + SetupData = ((PRIVATE_CPU_SETUP_LIB*)Handle)->SetupData; + return (BOOLEAN) SetupData->LocalX2Apic; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPlatformCpuVtEnable +// +// Description: Get the platform policy of enable VT. +// +// Input: +// IN VOID *Handle +// +// Output: +// BOOLEAN -- True Enable VT +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +BOOLEAN GetPlatformCpuVtEnable(IN VOID *Handle) +{ + SETUP_DATA *SetupData; + if (Handle == NULL) return FALSE; + + SetupData = ((PRIVATE_CPU_SETUP_LIB*)Handle)->SetupData; + return (BOOLEAN) SetupData->VT; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPlatformCpuXdEnable +// +// Description: Get the platform policy of enable XD. +// +// Input: +// IN VOID *Handle +// +// Output: +// BOOLEAN -- True Enable XD. +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +BOOLEAN GetPlatformCpuXdEnable(IN VOID *Handle) +{ + SETUP_DATA *SetupData; + if (Handle == NULL) return FALSE; //No Setup + + SetupData = ((PRIVATE_CPU_SETUP_LIB*)Handle)->SetupData; + return (BOOLEAN) SetupData->XDBit; +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: GetPlatformCpuBootRatio +// +// Description: Get the platform policy of for boot ratio. +// +// Input: +// IN VOID *Handle +// +// Output: +// UINT32 Boot Ratio +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +UINT32 GetPlatformCpuBootRatio(IN VOID *Handle) +{ +#if CPU_SETUP_SET_BOOT_RATIO == 0 + return 0xffffffff; +#else + SETUP_DATA *SetupData; + if (Handle == NULL) return 0xffffffff; + + SetupData = ((PRIVATE_CPU_SETUP_LIB*)Handle)->SetupData; + return SetupData->CpuSetBootRatio; +#endif +} +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: PeiInitPlatformCpuLib +// +// Description: Init platform policy in PEI. +// +// Input: +// IN EFI_PEI_SERVICES **PeiServices +// +// Output: +// VOID **Handle +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +EFI_STATUS PeiInitPlatformCpuLib(IN EFI_PEI_SERVICES **PeiServices, OUT VOID **Handle) +{ + EFI_PEI_READ_ONLY_VARIABLE_PPI *ReadOnlyVariable; + PRIVATE_CPU_SETUP_LIB *Private; + UINTN VariableSize; + EFI_STATUS Status; + + *Handle = NULL; + + Status = (*PeiServices)->LocatePpi( + PeiServices, + &gEfiPeiReadOnlyVariablePpiGuid, + 0, NULL, + &ReadOnlyVariable + ); + if (EFI_ERROR(Status)) return Status; + + + Status = (*PeiServices)->AllocatePool(PeiServices, + sizeof(PRIVATE_CPU_SETUP_LIB), + &Private + ); + if (EFI_ERROR(Status)) return Status; + + Status = (*PeiServices)->AllocatePool(PeiServices, + sizeof(SETUP_DATA), + &Private->SetupData + ); + if (EFI_ERROR(Status)) return Status; + + VariableSize = sizeof(SETUP_DATA); + Status = ReadOnlyVariable->GetVariable( + PeiServices, + L"Setup", &gAmiSetupGuid, + NULL, + &VariableSize, + Private->SetupData + ); + if (EFI_ERROR(Status)) return Status; + + *Handle = (VOID*)Private; + + return EFI_SUCCESS; +} + +//<AMI_PHDR_START> +//---------------------------------------------------------------------------- +// Procedure: DxeInitPlatformCpuLib +// +// Description: Initialize DXE Init Platform Cpu Lib. +// +// Input: +// IN EFI_BOOT_SERVICES *Bs +// IN EFI_RUNTIME_SERVICES *Rs +// OUT VOID **Handle +// +// Output: +// EFI_STATUS +// +//---------------------------------------------------------------------------- +//<AMI_PHDR_END> + +EFI_STATUS DxeInitPlatformCpuLib( + IN EFI_BOOT_SERVICES *Bs, + IN EFI_RUNTIME_SERVICES *Rs, + OUT VOID **Handle +) +{ + UINTN VariableSize = sizeof(SETUP_DATA); + PRIVATE_CPU_SETUP_LIB *Private; + EFI_STATUS Status; + UINT32 CpuSignature = GetCpuSignature() & 0xfffffff0; + + //Only show as supported if all are supported. + MemSet(&gSetupCpuFeatures, sizeof(gSetupCpuFeatures), 0); //Initialize features to 0. + + gSetupCpuFeatures.CpuGroup = GetPlatformCpuGroup(NULL); + if (CpuSignature == SANDY_BRIDGE || CpuSignature == JAKETOWN ||CpuSignature == IVY_BRIDGE) + gSetupCpuFeatures.IsSandyBridge = TRUE; + + gSetupCpuFeatures.NumCores = NumCpuCores(); + + *Handle = NULL; + + Status = Bs->AllocatePool(EfiBootServicesData, sizeof(PRIVATE_CPU_SETUP_LIB), &Private); + if (EFI_ERROR(Status)) return Status; + + Status = Bs->AllocatePool(EfiBootServicesData, sizeof(SETUP_DATA), &Private->SetupData); + if (EFI_ERROR(Status)) return Status; + + VariableSize = sizeof(SETUP_DATA); + Status = Rs->GetVariable( + L"Setup", + &gAmiSetupGuid, + NULL, + &VariableSize, + Private->SetupData + ); + if (EFI_ERROR(Status)) return Status; + + *Handle = (VOID*)Private; + + return EFI_SUCCESS; +} + +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1987-2013, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* |